20686443345

素因数分解:

$3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1\times {\mathrm{3511}}^1$

素因数の和:4254

約数の個数: 48

約数和(自身を含む): 36067509504

約数和(自身を除く): 15381066159

約数列:

[1, 3, 5, 9, 15, 45, 311, 421, 933, 1263, 1555, 2105, 2799, 3511, 3789, 4665, 6315, 10533, 13995, 17555, 18945, 31599, 52665, 130931, 157995, 392793, 654655, 1091921, 1178379, 1478131, 1963965, 3275763, 4434393, 5459605, 5891895, 7390655, 9827289, 13303179, 16378815, 22171965, 49136445, 66515895, 459698741, 1379096223, 2298493705, 4137288669, 6895481115, 20686443345]

約数ペア:

[(1, 20686443345), (3, 6895481115), (5, 4137288669), (9, 2298493705), (15, 1379096223), (45, 459698741), (311, 66515895), (421, 49136445), (933, 22171965), (1263, 16378815), (1555, 13303179), (2105, 9827289), (2799, 7390655), (3511, 5891895), (3789, 5459605), (4665, 4434393), (6315, 3275763), (10533, 1963965), (13995, 1478131), (17555, 1178379), (18945, 1091921), (31599, 654655), (52665, 392793), (130931, 157995)]