1993641992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{1301}}^1$

素因数の和:1542

約数の個数: 64

約数和(自身を含む): 3989744640

約数和(自身を除く): 1996102648

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 167, 248, 296, 334, 668, 1147, 1301, 1336, 2294, 2602, 4588, 5177, 5204, 6179, 9176, 10354, 10408, 12358, 20708, 24716, 40331, 41416, 48137, 49432, 80662, 96274, 161324, 191549, 192548, 217267, 322648, 383098, 385096, 434534, 766196, 869068, 1492247, 1532392, 1738136, 2984494, 5968988, 6735277, 8038879, 11937976, 13470554, 16077758, 26941108, 32155516, 53882216, 64311032, 249205249, 498410498, 996820996, 1993641992]

約数ペア:

[(1, 1993641992), (2, 996820996), (4, 498410498), (8, 249205249), (31, 64311032), (37, 53882216), (62, 32155516), (74, 26941108), (124, 16077758), (148, 13470554), (167, 11937976), (248, 8038879), (296, 6735277), (334, 5968988), (668, 2984494), (1147, 1738136), (1301, 1532392), (1336, 1492247), (2294, 869068), (2602, 766196), (4588, 434534), (5177, 385096), (5204, 383098), (6179, 322648), (9176, 217267), (10354, 192548), (10408, 191549), (12358, 161324), (20708, 96274), (24716, 80662), (40331, 49432), (41416, 48137)]