20635956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 60208512

約数和(自身を除く): 39572556

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 41, 44, 62, 66, 82, 93, 99, 123, 124, 132, 164, 186, 198, 246, 279, 341, 369, 372, 396, 451, 492, 558, 682, 738, 902, 1023, 1116, 1271, 1353, 1364, 1476, 1681, 1804, 2046, 2542, 2706, 3069, 3362, 3813, 4059, 4092, 5043, 5084, 5412, 6138, 6724, 7626, 8118, 10086, 11439, 12276, 13981, 15129, 15252, 16236, 18491, 20172, 22878, 27962, 30258, 36982, 41943, 45756, 52111, 55473, 55924, 60516, 73964, 83886, 104222, 110946, 125829, 156333, 166419, 167772, 208444, 221892, 251658, 312666, 332838, 468999, 503316, 573221, 625332, 665676, 937998, 1146442, 1719663, 1875996, 2292884, 3439326, 5158989, 6878652, 10317978, 20635956]

約数ペア:

[(1, 20635956), (2, 10317978), (3, 6878652), (4, 5158989), (6, 3439326), (9, 2292884), (11, 1875996), (12, 1719663), (18, 1146442), (22, 937998), (31, 665676), (33, 625332), (36, 573221), (41, 503316), (44, 468999), (62, 332838), (66, 312666), (82, 251658), (93, 221892), (99, 208444), (123, 167772), (124, 166419), (132, 156333), (164, 125829), (186, 110946), (198, 104222), (246, 83886), (279, 73964), (341, 60516), (369, 55924), (372, 55473), (396, 52111), (451, 45756), (492, 41943), (558, 36982), (682, 30258), (738, 27962), (902, 22878), (1023, 20172), (1116, 18491), (1271, 16236), (1353, 15252), (1364, 15129), (1476, 13981), (1681, 12276), (1804, 11439), (2046, 10086), (2542, 8118), (2706, 7626), (3069, 6724), (3362, 6138), (3813, 5412), (4059, 5084), (4092, 5043)]