18557910

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{1091}}^1$

素因数の和:1120

約数の個数: 96

約数和(自身を含む): 57238272

約数和(自身を除く): 38680362

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 810, 945, 1091, 1134, 1215, 1701, 1890, 2182, 2430, 2835, 3273, 3402, 5455, 5670, 6546, 7637, 8505, 9819, 10910, 15274, 16365, 17010, 19638, 22911, 29457, 32730, 38185, 45822, 49095, 58914, 68733, 76370, 88371, 98190, 114555, 137466, 147285, 176742, 206199, 229110, 265113, 294570, 343665, 412398, 441855, 530226, 618597, 687330, 883710, 1030995, 1237194, 1325565, 1855791, 2061990, 2651130, 3092985, 3711582, 6185970, 9278955, 18557910]

約数ペア:

[(1, 18557910), (2, 9278955), (3, 6185970), (5, 3711582), (6, 3092985), (7, 2651130), (9, 2061990), (10, 1855791), (14, 1325565), (15, 1237194), (18, 1030995), (21, 883710), (27, 687330), (30, 618597), (35, 530226), (42, 441855), (45, 412398), (54, 343665), (63, 294570), (70, 265113), (81, 229110), (90, 206199), (105, 176742), (126, 147285), (135, 137466), (162, 114555), (189, 98190), (210, 88371), (243, 76370), (270, 68733), (315, 58914), (378, 49095), (405, 45822), (486, 38185), (567, 32730), (630, 29457), (810, 22911), (945, 19638), (1091, 17010), (1134, 16365), (1215, 15274), (1701, 10910), (1890, 9819), (2182, 8505), (2430, 7637), (2835, 6546), (3273, 5670), (3402, 5455)]