17817961938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{22469}}^1$

素因数の和:22799

約数の個数: 64

約数和(自身を含む): 41416704000

約数和(自身を除く): 23598742062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 239, 474, 478, 553, 717, 1106, 1434, 1659, 1673, 3318, 3346, 5019, 10038, 18881, 22469, 37762, 44938, 56643, 67407, 113286, 132167, 134814, 157283, 264334, 314566, 396501, 471849, 793002, 943698, 1775051, 3550102, 5325153, 5370091, 10650306, 10740182, 12425357, 16110273, 24850714, 32220546, 37276071, 37590637, 74552142, 75181274, 112771911, 225543822, 424237189, 848474378, 1272711567, 2545423134, 2969660323, 5939320646, 8908980969, 17817961938]

約数ペア:

[(1, 17817961938), (2, 8908980969), (3, 5939320646), (6, 2969660323), (7, 2545423134), (14, 1272711567), (21, 848474378), (42, 424237189), (79, 225543822), (158, 112771911), (237, 75181274), (239, 74552142), (474, 37590637), (478, 37276071), (553, 32220546), (717, 24850714), (1106, 16110273), (1434, 12425357), (1659, 10740182), (1673, 10650306), (3318, 5370091), (3346, 5325153), (5019, 3550102), (10038, 1775051), (18881, 943698), (22469, 793002), (37762, 471849), (44938, 396501), (56643, 314566), (67407, 264334), (113286, 157283), (132167, 134814)]