19686816

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{4021}}^1$

素因数の和:4054

約数の個数: 72

約数和(自身を含む): 59292324

約数和(自身を除く): 39605508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4021, 4896, 8042, 12063, 16084, 24126, 32168, 36189, 48252, 64336, 68357, 72378, 96504, 128672, 136714, 144756, 193008, 205071, 273428, 289512, 386016, 410142, 546856, 579024, 615213, 820284, 1093712, 1158048, 1230426, 1640568, 2187424, 2460852, 3281136, 4921704, 6562272, 9843408, 19686816]

約数ペア:

[(1, 19686816), (2, 9843408), (3, 6562272), (4, 4921704), (6, 3281136), (8, 2460852), (9, 2187424), (12, 1640568), (16, 1230426), (17, 1158048), (18, 1093712), (24, 820284), (32, 615213), (34, 579024), (36, 546856), (48, 410142), (51, 386016), (68, 289512), (72, 273428), (96, 205071), (102, 193008), (136, 144756), (144, 136714), (153, 128672), (204, 96504), (272, 72378), (288, 68357), (306, 64336), (408, 48252), (544, 36189), (612, 32168), (816, 24126), (1224, 16084), (1632, 12063), (2448, 8042), (4021, 4896)]