19261684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 38419920

約数和(自身を除く): 19158236

約数列:

[1, 2, 4, 13, 26, 29, 52, 53, 58, 106, 116, 212, 241, 377, 482, 689, 754, 964, 1378, 1508, 1537, 2756, 3074, 3133, 6148, 6266, 6989, 12532, 12773, 13978, 19981, 25546, 27956, 39962, 51092, 79924, 90857, 166049, 181714, 332098, 363428, 370417, 664196, 740834, 1481668, 4815421, 9630842, 19261684]

約数ペア:

[(1, 19261684), (2, 9630842), (4, 4815421), (13, 1481668), (26, 740834), (29, 664196), (52, 370417), (53, 363428), (58, 332098), (106, 181714), (116, 166049), (212, 90857), (241, 79924), (377, 51092), (482, 39962), (689, 27956), (754, 25546), (964, 19981), (1378, 13978), (1508, 12773), (1537, 12532), (2756, 6989), (3074, 6266), (3133, 6148)]