19894374

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 45062784

約数和(自身を除く): 25168410

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 101, 186, 202, 279, 303, 353, 558, 606, 706, 909, 1059, 1818, 2118, 3131, 3177, 6262, 6354, 9393, 10943, 18786, 21886, 28179, 32829, 35653, 56358, 65658, 71306, 98487, 106959, 196974, 213918, 320877, 641754, 1105243, 2210486, 3315729, 6631458, 9947187, 19894374]

約数ペア:

[(1, 19894374), (2, 9947187), (3, 6631458), (6, 3315729), (9, 2210486), (18, 1105243), (31, 641754), (62, 320877), (93, 213918), (101, 196974), (186, 106959), (202, 98487), (279, 71306), (303, 65658), (353, 56358), (558, 35653), (606, 32829), (706, 28179), (909, 21886), (1059, 18786), (1818, 10943), (2118, 9393), (3131, 6354), (3177, 6262)]