20147646428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{6899}}^1$

素因数の和:7107

約数の個数: 96

約数和(自身を含む): 44401996800

約数和(自身を除く): 24254350372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 113, 142, 182, 226, 284, 364, 452, 497, 791, 923, 994, 1469, 1582, 1846, 1988, 2938, 3164, 3692, 5876, 6461, 6899, 8023, 10283, 12922, 13798, 16046, 20566, 25844, 27596, 32092, 41132, 48293, 56161, 89687, 96586, 104299, 112322, 179374, 193172, 208598, 224644, 358748, 417196, 489829, 627809, 730093, 779587, 979658, 1255618, 1460186, 1559174, 1959316, 2511236, 2920372, 3118348, 3428803, 5457109, 6367777, 6857606, 10134631, 10914218, 12735554, 13715212, 20269262, 21828436, 25471108, 40538524, 44574439, 55350677, 70942417, 89148878, 110701354, 141884834, 178297756, 221402708, 283769668, 387454739, 719558801, 774909478, 1439117602, 1549818956, 2878235204, 5036911607, 10073823214, 20147646428]

約数ペア:

[(1, 20147646428), (2, 10073823214), (4, 5036911607), (7, 2878235204), (13, 1549818956), (14, 1439117602), (26, 774909478), (28, 719558801), (52, 387454739), (71, 283769668), (91, 221402708), (113, 178297756), (142, 141884834), (182, 110701354), (226, 89148878), (284, 70942417), (364, 55350677), (452, 44574439), (497, 40538524), (791, 25471108), (923, 21828436), (994, 20269262), (1469, 13715212), (1582, 12735554), (1846, 10914218), (1988, 10134631), (2938, 6857606), (3164, 6367777), (3692, 5457109), (5876, 3428803), (6461, 3118348), (6899, 2920372), (8023, 2511236), (10283, 1959316), (12922, 1559174), (13798, 1460186), (16046, 1255618), (20566, 979658), (25844, 779587), (27596, 730093), (32092, 627809), (41132, 489829), (48293, 417196), (56161, 358748), (89687, 224644), (96586, 208598), (104299, 193172), (112322, 179374)]