20196087990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3581}}^1\times {\mathrm{14461}}^1$

素因数の和:18065

約数の個数: 64

約数和(自身を含む): 52217307072

約数和(自身を除く): 32021219082

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 3581, 7162, 10743, 14461, 17905, 21486, 28922, 35810, 43383, 46553, 53715, 72305, 86766, 93106, 107430, 139659, 144610, 187993, 216915, 232765, 279318, 375986, 433830, 465530, 563979, 698295, 939965, 1127958, 1396590, 1879930, 2819895, 5639790, 51784841, 103569682, 155354523, 258924205, 310709046, 517848410, 673202933, 776772615, 1346405866, 1553545230, 2019608799, 3366014665, 4039217598, 6732029330, 10098043995, 20196087990]

約数ペア:

[(1, 20196087990), (2, 10098043995), (3, 6732029330), (5, 4039217598), (6, 3366014665), (10, 2019608799), (13, 1553545230), (15, 1346405866), (26, 776772615), (30, 673202933), (39, 517848410), (65, 310709046), (78, 258924205), (130, 155354523), (195, 103569682), (390, 51784841), (3581, 5639790), (7162, 2819895), (10743, 1879930), (14461, 1396590), (17905, 1127958), (21486, 939965), (28922, 698295), (35810, 563979), (43383, 465530), (46553, 433830), (53715, 375986), (72305, 279318), (86766, 232765), (93106, 216915), (107430, 187993), (139659, 144610)]