20089818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 33688998

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 83, 102, 113, 119, 126, 153, 166, 226, 238, 249, 306, 339, 357, 498, 581, 678, 714, 747, 791, 1017, 1071, 1162, 1411, 1494, 1582, 1743, 1921, 2034, 2142, 2373, 2822, 3486, 3842, 4233, 4746, 5229, 5763, 7119, 8466, 9379, 9877, 10458, 11526, 12699, 13447, 14238, 17289, 18758, 19754, 25398, 26894, 28137, 29631, 34578, 40341, 56274, 59262, 65653, 80682, 84411, 88893, 121023, 131306, 159443, 168822, 177786, 196959, 242046, 318886, 393918, 478329, 590877, 956658, 1116101, 1181754, 1434987, 2232202, 2869974, 3348303, 6696606, 10044909, 20089818]

約数ペア:

[(1, 20089818), (2, 10044909), (3, 6696606), (6, 3348303), (7, 2869974), (9, 2232202), (14, 1434987), (17, 1181754), (18, 1116101), (21, 956658), (34, 590877), (42, 478329), (51, 393918), (63, 318886), (83, 242046), (102, 196959), (113, 177786), (119, 168822), (126, 159443), (153, 131306), (166, 121023), (226, 88893), (238, 84411), (249, 80682), (306, 65653), (339, 59262), (357, 56274), (498, 40341), (581, 34578), (678, 29631), (714, 28137), (747, 26894), (791, 25398), (1017, 19754), (1071, 18758), (1162, 17289), (1411, 14238), (1494, 13447), (1582, 12699), (1743, 11526), (1921, 10458), (2034, 9877), (2142, 9379), (2373, 8466), (2822, 7119), (3486, 5763), (3842, 5229), (4233, 4746)]