20191777186

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:955

約数の個数: 64

約数和(自身を含む): 35479275264

約数和(自身を除く): 15287498078

約数列:

[1, 2, 7, 14, 101, 107, 202, 214, 317, 421, 634, 707, 749, 842, 1414, 1498, 2219, 2947, 4438, 5894, 10807, 21614, 32017, 33919, 42521, 45047, 64034, 67838, 75649, 85042, 90094, 133457, 151298, 224119, 237433, 266914, 297647, 315329, 448238, 474866, 595294, 630658, 934199, 1868398, 3425819, 4549747, 6851638, 9099494, 13479157, 14279899, 23980733, 26958314, 28559798, 31848229, 47961466, 63696458, 94354099, 99959293, 188708198, 199918586, 1442269799, 2884539598, 10095888593, 20191777186]

約数ペア:

[(1, 20191777186), (2, 10095888593), (7, 2884539598), (14, 1442269799), (101, 199918586), (107, 188708198), (202, 99959293), (214, 94354099), (317, 63696458), (421, 47961466), (634, 31848229), (707, 28559798), (749, 26958314), (842, 23980733), (1414, 14279899), (1498, 13479157), (2219, 9099494), (2947, 6851638), (4438, 4549747), (5894, 3425819), (10807, 1868398), (21614, 934199), (32017, 630658), (33919, 595294), (42521, 474866), (45047, 448238), (64034, 315329), (67838, 297647), (75649, 266914), (85042, 237433), (90094, 224119), (133457, 151298)]