20228969992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{2269}}^1$

素因数の和:2687

約数の個数: 128

約数和(自身を含む): 48600518400

約数和(自身を除く): 28371548408

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 353, 451, 574, 616, 706, 902, 1148, 1412, 1804, 2269, 2296, 2471, 2824, 3157, 3608, 3883, 4538, 4942, 6314, 7766, 9076, 9884, 12628, 14473, 15532, 15883, 18152, 19768, 24959, 25256, 27181, 28946, 31064, 31766, 49918, 54362, 57892, 63532, 93029, 99836, 101311, 108724, 115784, 127064, 159203, 174713, 186058, 199672, 202622, 217448, 318406, 349426, 372116, 405244, 636812, 651203, 698852, 744232, 800957, 810488, 1023319, 1114421, 1273624, 1302406, 1397704, 1601914, 2046638, 2228842, 2604812, 3203828, 4093276, 4457684, 5209624, 5606699, 6407656, 7163233, 8186552, 8810527, 8915368, 11213398, 14326466, 17621054, 22426796, 28652932, 32839237, 35242108, 44853592, 57305864, 61673689, 65678474, 70484216, 123347378, 131356948, 229874659, 246694756, 262713896, 361231607, 459749318, 493389512, 722463214, 919498636, 1444926428, 1838997272, 2528621249, 2889852856, 5057242498, 10114484996, 20228969992]

約数ペア:

[(1, 20228969992), (2, 10114484996), (4, 5057242498), (7, 2889852856), (8, 2528621249), (11, 1838997272), (14, 1444926428), (22, 919498636), (28, 722463214), (41, 493389512), (44, 459749318), (56, 361231607), (77, 262713896), (82, 246694756), (88, 229874659), (154, 131356948), (164, 123347378), (287, 70484216), (308, 65678474), (328, 61673689), (353, 57305864), (451, 44853592), (574, 35242108), (616, 32839237), (706, 28652932), (902, 22426796), (1148, 17621054), (1412, 14326466), (1804, 11213398), (2269, 8915368), (2296, 8810527), (2471, 8186552), (2824, 7163233), (3157, 6407656), (3608, 5606699), (3883, 5209624), (4538, 4457684), (4942, 4093276), (6314, 3203828), (7766, 2604812), (9076, 2228842), (9884, 2046638), (12628, 1601914), (14473, 1397704), (15532, 1302406), (15883, 1273624), (18152, 1114421), (19768, 1023319), (24959, 810488), (25256, 800957), (27181, 744232), (28946, 698852), (31064, 651203), (31766, 636812), (49918, 405244), (54362, 372116), (57892, 349426), (63532, 318406), (93029, 217448), (99836, 202622), (101311, 199672), (108724, 186058), (115784, 174713), (127064, 159203)]