20194776

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2393

約数の個数: 96

約数和(自身を含む): 66212640

約数和(自身を除く): 46017864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 408, 476, 504, 612, 714, 952, 1071, 1224, 1428, 2142, 2357, 2856, 4284, 4714, 7071, 8568, 9428, 14142, 16499, 18856, 21213, 28284, 32998, 40069, 42426, 49497, 56568, 65996, 80138, 84852, 98994, 120207, 131992, 148491, 160276, 169704, 197988, 240414, 280483, 296982, 320552, 360621, 395976, 480828, 560966, 593964, 721242, 841449, 961656, 1121932, 1187928, 1442484, 1682898, 2243864, 2524347, 2884968, 3365796, 5048694, 6731592, 10097388, 20194776]

約数ペア:

[(1, 20194776), (2, 10097388), (3, 6731592), (4, 5048694), (6, 3365796), (7, 2884968), (8, 2524347), (9, 2243864), (12, 1682898), (14, 1442484), (17, 1187928), (18, 1121932), (21, 961656), (24, 841449), (28, 721242), (34, 593964), (36, 560966), (42, 480828), (51, 395976), (56, 360621), (63, 320552), (68, 296982), (72, 280483), (84, 240414), (102, 197988), (119, 169704), (126, 160276), (136, 148491), (153, 131992), (168, 120207), (204, 98994), (238, 84852), (252, 80138), (306, 65996), (357, 56568), (408, 49497), (476, 42426), (504, 40069), (612, 32998), (714, 28284), (952, 21213), (1071, 18856), (1224, 16499), (1428, 14142), (2142, 9428), (2357, 8568), (2856, 7071), (4284, 4714)]