201292916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 417093600

約数和(自身を除く): 215800684

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 109, 188, 209, 218, 418, 436, 517, 836, 893, 1034, 1199, 1786, 2068, 2071, 2209, 2398, 3572, 4142, 4418, 4796, 5123, 8284, 8836, 9823, 10246, 19646, 20492, 22781, 24299, 39292, 41971, 45562, 48598, 56353, 83942, 91124, 97196, 97337, 112706, 167884, 194674, 225412, 240781, 389348, 461681, 481562, 923362, 963124, 1070707, 1846724, 2141414, 2648591, 4282828, 4574839, 5297182, 9149678, 10594364, 18299356, 50323229, 100646458, 201292916]

約数ペア:

[(1, 201292916), (2, 100646458), (4, 50323229), (11, 18299356), (19, 10594364), (22, 9149678), (38, 5297182), (44, 4574839), (47, 4282828), (76, 2648591), (94, 2141414), (109, 1846724), (188, 1070707), (209, 963124), (218, 923362), (418, 481562), (436, 461681), (517, 389348), (836, 240781), (893, 225412), (1034, 194674), (1199, 167884), (1786, 112706), (2068, 97337), (2071, 97196), (2209, 91124), (2398, 83942), (3572, 56353), (4142, 48598), (4418, 45562), (4796, 41971), (5123, 39292), (8284, 24299), (8836, 22781), (9823, 20492), (10246, 19646)]