18100909908

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{1259}}^1\times {\mathrm{6547}}^1$

素因数の和:7877

約数の個数: 72

約数和(自身を含む): 46549208160

約数和(自身を除く): 28448298252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 1259, 2196, 2518, 3777, 5036, 6547, 7554, 11331, 13094, 15108, 19641, 22662, 26188, 39282, 45324, 58923, 76799, 78564, 117846, 153598, 230397, 235692, 307196, 399367, 460794, 691191, 798734, 921588, 1198101, 1382382, 1597468, 2396202, 2764764, 3594303, 4792404, 7188606, 8242673, 14377212, 16485346, 24728019, 32970692, 49456038, 74184057, 98912076, 148368114, 296736228, 502803053, 1005606106, 1508409159, 2011212212, 3016818318, 4525227477, 6033636636, 9050454954, 18100909908]

約数ペア:

[(1, 18100909908), (2, 9050454954), (3, 6033636636), (4, 4525227477), (6, 3016818318), (9, 2011212212), (12, 1508409159), (18, 1005606106), (36, 502803053), (61, 296736228), (122, 148368114), (183, 98912076), (244, 74184057), (366, 49456038), (549, 32970692), (732, 24728019), (1098, 16485346), (1259, 14377212), (2196, 8242673), (2518, 7188606), (3777, 4792404), (5036, 3594303), (6547, 2764764), (7554, 2396202), (11331, 1597468), (13094, 1382382), (15108, 1198101), (19641, 921588), (22662, 798734), (26188, 691191), (39282, 460794), (45324, 399367), (58923, 307196), (76799, 235692), (78564, 230397), (117846, 153598)]