20922192

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2585

約数の個数: 80

約数和(自身を含む): 63240000

約数和(自身を除く): 42317808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2549, 2736, 4104, 5098, 7647, 8208, 10196, 15294, 20392, 22941, 30588, 40784, 45882, 48431, 61176, 68823, 91764, 96862, 122352, 137646, 145293, 183528, 193724, 275292, 290586, 367056, 387448, 435879, 550584, 581172, 774896, 871758, 1101168, 1162344, 1307637, 1743516, 2324688, 2615274, 3487032, 5230548, 6974064, 10461096, 20922192]

約数ペア:

[(1, 20922192), (2, 10461096), (3, 6974064), (4, 5230548), (6, 3487032), (8, 2615274), (9, 2324688), (12, 1743516), (16, 1307637), (18, 1162344), (19, 1101168), (24, 871758), (27, 774896), (36, 581172), (38, 550584), (48, 435879), (54, 387448), (57, 367056), (72, 290586), (76, 275292), (108, 193724), (114, 183528), (144, 145293), (152, 137646), (171, 122352), (216, 96862), (228, 91764), (304, 68823), (342, 61176), (432, 48431), (456, 45882), (513, 40784), (684, 30588), (912, 22941), (1026, 20392), (1368, 15294), (2052, 10196), (2549, 8208), (2736, 7647), (4104, 5098)]