20174664105

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 36443996160

約数和(自身を除く): 16269332055

約数列:

[1, 3, 5, 9, 15, 43, 45, 79, 129, 215, 237, 271, 387, 395, 487, 645, 711, 813, 1185, 1355, 1461, 1935, 2435, 2439, 3397, 3555, 4065, 4383, 7305, 10191, 11653, 12195, 16985, 20941, 21409, 21915, 30573, 34959, 38473, 50955, 58265, 62823, 64227, 104705, 104877, 107045, 115419, 131977, 152865, 174795, 188469, 192365, 192681, 314115, 321135, 346257, 395931, 524385, 577095, 659885, 920587, 942345, 963405, 1187793, 1654339, 1731285, 1979655, 2761761, 4602935, 4963017, 5675011, 5938965, 8271695, 8285283, 10426183, 13808805, 14889051, 17025033, 24815085, 28375055, 31278549, 41426415, 51075099, 52130915, 74445255, 85125165, 93835647, 156392745, 255375495, 448325869, 469178235, 1344977607, 2241629345, 4034932821, 6724888035, 20174664105]

約数ペア:

[(1, 20174664105), (3, 6724888035), (5, 4034932821), (9, 2241629345), (15, 1344977607), (43, 469178235), (45, 448325869), (79, 255375495), (129, 156392745), (215, 93835647), (237, 85125165), (271, 74445255), (387, 52130915), (395, 51075099), (487, 41426415), (645, 31278549), (711, 28375055), (813, 24815085), (1185, 17025033), (1355, 14889051), (1461, 13808805), (1935, 10426183), (2435, 8285283), (2439, 8271695), (3397, 5938965), (3555, 5675011), (4065, 4963017), (4383, 4602935), (7305, 2761761), (10191, 1979655), (11653, 1731285), (12195, 1654339), (16985, 1187793), (20941, 963405), (21409, 942345), (21915, 920587), (30573, 659885), (34959, 577095), (38473, 524385), (50955, 395931), (58265, 346257), (62823, 321135), (64227, 314115), (104705, 192681), (104877, 192365), (107045, 188469), (115419, 174795), (131977, 152865)]