18737784

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{6673}}^1$

素因数の和:6701

約数の個数: 64

約数和(自身を含む): 56061600

約数和(自身を除く): 37323816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 6673, 13346, 20019, 26692, 40038, 53384, 60057, 80076, 86749, 120114, 160152, 173498, 180171, 240228, 260247, 346996, 360342, 480456, 520494, 693992, 720684, 780741, 1040988, 1441368, 1561482, 2081976, 2342223, 3122964, 4684446, 6245928, 9368892, 18737784]

約数ペア:

[(1, 18737784), (2, 9368892), (3, 6245928), (4, 4684446), (6, 3122964), (8, 2342223), (9, 2081976), (12, 1561482), (13, 1441368), (18, 1040988), (24, 780741), (26, 720684), (27, 693992), (36, 520494), (39, 480456), (52, 360342), (54, 346996), (72, 260247), (78, 240228), (104, 180171), (108, 173498), (117, 160152), (156, 120114), (216, 86749), (234, 80076), (312, 60057), (351, 53384), (468, 40038), (702, 26692), (936, 20019), (1404, 13346), (2808, 6673)]