20090165886

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{27581}}^1$

素因数の和:27687

約数の個数: 128

約数和(自身を含む): 53381099520

約数和(自身を除く): 33290933634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 47, 54, 63, 82, 94, 123, 126, 141, 189, 246, 282, 287, 329, 369, 378, 423, 574, 658, 738, 846, 861, 987, 1107, 1269, 1722, 1927, 1974, 2214, 2538, 2583, 2961, 3854, 5166, 5781, 5922, 7749, 8883, 11562, 13489, 15498, 17343, 17766, 26978, 27581, 34686, 40467, 52029, 55162, 80934, 82743, 104058, 121401, 165486, 193067, 242802, 248229, 364203, 386134, 496458, 579201, 728406, 744687, 1130821, 1158402, 1296307, 1489374, 1737603, 2261642, 2592614, 3392463, 3475206, 3888921, 5212809, 6784926, 7777842, 7915747, 9074149, 10177389, 10425618, 11666763, 15831494, 18148298, 20354778, 23333526, 23747241, 27222447, 30532167, 35000289, 47494482, 53148587, 54444894, 61064334, 70000578, 71241723, 81667341, 106297174, 142483446, 159445761, 163334682, 213725169, 245002023, 318891522, 372040109, 427450338, 478337283, 490004046, 744080218, 956674566, 1116120327, 1435011849, 2232240654, 2870023698, 3348360981, 6696721962, 10045082943, 20090165886]

約数ペア:

[(1, 20090165886), (2, 10045082943), (3, 6696721962), (6, 3348360981), (7, 2870023698), (9, 2232240654), (14, 1435011849), (18, 1116120327), (21, 956674566), (27, 744080218), (41, 490004046), (42, 478337283), (47, 427450338), (54, 372040109), (63, 318891522), (82, 245002023), (94, 213725169), (123, 163334682), (126, 159445761), (141, 142483446), (189, 106297174), (246, 81667341), (282, 71241723), (287, 70000578), (329, 61064334), (369, 54444894), (378, 53148587), (423, 47494482), (574, 35000289), (658, 30532167), (738, 27222447), (846, 23747241), (861, 23333526), (987, 20354778), (1107, 18148298), (1269, 15831494), (1722, 11666763), (1927, 10425618), (1974, 10177389), (2214, 9074149), (2538, 7915747), (2583, 7777842), (2961, 6784926), (3854, 5212809), (5166, 3888921), (5781, 3475206), (5922, 3392463), (7749, 2592614), (8883, 2261642), (11562, 1737603), (13489, 1489374), (15498, 1296307), (17343, 1158402), (17766, 1130821), (26978, 744687), (27581, 728406), (34686, 579201), (40467, 496458), (52029, 386134), (55162, 364203), (80934, 248229), (82743, 242802), (104058, 193067), (121401, 165486)]