18047580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 52382736

約数和(自身を除く): 34335156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 313, 372, 465, 620, 626, 930, 939, 961, 1252, 1565, 1860, 1878, 1922, 2883, 3130, 3756, 3844, 4695, 4805, 5766, 6260, 9390, 9610, 9703, 11532, 14415, 18780, 19220, 19406, 28830, 29109, 38812, 48515, 57660, 58218, 97030, 116436, 145545, 194060, 291090, 300793, 582180, 601586, 902379, 1203172, 1503965, 1804758, 3007930, 3609516, 4511895, 6015860, 9023790, 18047580]

約数ペア:

[(1, 18047580), (2, 9023790), (3, 6015860), (4, 4511895), (5, 3609516), (6, 3007930), (10, 1804758), (12, 1503965), (15, 1203172), (20, 902379), (30, 601586), (31, 582180), (60, 300793), (62, 291090), (93, 194060), (124, 145545), (155, 116436), (186, 97030), (310, 58218), (313, 57660), (372, 48515), (465, 38812), (620, 29109), (626, 28830), (930, 19406), (939, 19220), (961, 18780), (1252, 14415), (1565, 11532), (1860, 9703), (1878, 9610), (1922, 9390), (2883, 6260), (3130, 5766), (3756, 4805), (3844, 4695)]