18043860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 35178540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 89, 93, 109, 124, 155, 178, 186, 218, 267, 310, 327, 356, 372, 436, 445, 465, 534, 545, 620, 654, 890, 930, 1068, 1090, 1308, 1335, 1635, 1780, 1860, 2180, 2670, 2759, 3270, 3379, 5340, 5518, 6540, 6758, 8277, 9701, 10137, 11036, 13516, 13795, 16554, 16895, 19402, 20274, 27590, 29103, 33108, 33790, 38804, 40548, 41385, 48505, 50685, 55180, 58206, 67580, 82770, 97010, 101370, 116412, 145515, 165540, 194020, 202740, 291030, 300731, 582060, 601462, 902193, 1202924, 1503655, 1804386, 3007310, 3608772, 4510965, 6014620, 9021930, 18043860]

約数ペア:

[(1, 18043860), (2, 9021930), (3, 6014620), (4, 4510965), (5, 3608772), (6, 3007310), (10, 1804386), (12, 1503655), (15, 1202924), (20, 902193), (30, 601462), (31, 582060), (60, 300731), (62, 291030), (89, 202740), (93, 194020), (109, 165540), (124, 145515), (155, 116412), (178, 101370), (186, 97010), (218, 82770), (267, 67580), (310, 58206), (327, 55180), (356, 50685), (372, 48505), (436, 41385), (445, 40548), (465, 38804), (534, 33790), (545, 33108), (620, 29103), (654, 27590), (890, 20274), (930, 19402), (1068, 16895), (1090, 16554), (1308, 13795), (1335, 13516), (1635, 11036), (1780, 10137), (1860, 9701), (2180, 8277), (2670, 6758), (2759, 6540), (3270, 5518), (3379, 5340)]