18556020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4909}}^1$

素因数の和:4934

約数の個数: 96

約数和(自身を含む): 65990400

約数和(自身を除く): 47434380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 4909, 9818, 14727, 19636, 24545, 29454, 34363, 44181, 49090, 58908, 68726, 73635, 88362, 98180, 103089, 132543, 137452, 147270, 171815, 176724, 206178, 220905, 265086, 294540, 309267, 343630, 412356, 441810, 515445, 530172, 618534, 662715, 687260, 883620, 927801, 1030890, 1237068, 1325430, 1546335, 1855602, 2061780, 2650860, 3092670, 3711204, 4639005, 6185340, 9278010, 18556020]

約数ペア:

[(1, 18556020), (2, 9278010), (3, 6185340), (4, 4639005), (5, 3711204), (6, 3092670), (7, 2650860), (9, 2061780), (10, 1855602), (12, 1546335), (14, 1325430), (15, 1237068), (18, 1030890), (20, 927801), (21, 883620), (27, 687260), (28, 662715), (30, 618534), (35, 530172), (36, 515445), (42, 441810), (45, 412356), (54, 343630), (60, 309267), (63, 294540), (70, 265086), (84, 220905), (90, 206178), (105, 176724), (108, 171815), (126, 147270), (135, 137452), (140, 132543), (180, 103089), (189, 98180), (210, 88362), (252, 73635), (270, 68726), (315, 58908), (378, 49090), (420, 44181), (540, 34363), (630, 29454), (756, 24545), (945, 19636), (1260, 14727), (1890, 9818), (3780, 4909)]